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Siemens 3RT1054-1AF36 115A Power Contactor

Siemens 3RT1054-1AF36 115A 3-pole power contactor with 110-127V AC/DC coil.

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ManufacturerSiemens

Part number3RT1054-1AF36

Type Power Contactor

Poles 3-pole

AC-3e/AC-3 Rating 115 A

Power Rating 55 kW / 400 V

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115A current rating 55kW power handling 110-127V AC/DC coil 3-pole configuration 2 NO + 2 NC auxiliary contacts Box main terminals

Product description

The Siemens 3RT1054-1AF36 is a robust 3-pole power contactor rated for AC-3e/AC-3 switching at 115 Amps and 55 kW (400 V). This model features a versatile coil voltage range of 110-127V AC/DC (Uc), making it adaptable to various power systems. It is equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts. Main circuit connections are via box terminals, while control and auxiliary circuits use screw terminals.

This contactor is well-suited for controlling motors and power circuits in diverse industrial settings, including manufacturing plants, material handling systems, and HVAC applications, especially where a 110-127V AC/DC control signal is utilized.

Stanlo Automation, a veteran-owned surplus distributor, provides essential industrial automation components to keep your operations running. We offer reliable access to parts like the Siemens 3RT1054-1AF36, ensuring you can quickly source replacements and minimize downtime.

Technical specifications

Type	Power Contactor
Poles	3-pole
AC-3e/AC-3 Rating	115 A
Power Rating	55 kW / 400 V
Coil Voltage	110-127 V AC/DC
Auxiliary Contacts	2 NO + 2 NC
Main Circuit Terminals	Box terminal
Control Circuit Terminals	Screw terminal
Series	SIRIUS 3RT1

Common applications

Motor control

Power switching

Industrial automation

HVAC systems

Material handling

Electrical panels

Compatible systems

Compatible with Siemens SIRIUS 3RT overload relays and other accessories designed for this series.

Also known as

SIRIUS 3RT1054-1AF36 Siemens 115A AC/DC Contactor

Replaces / compatible with

Can be used as a direct replacement for other Siemens SIRIUS 3RT1 series contactors with similar specifications and AC/DC coil voltage.

Technical note

Expert tip

The integrated auxiliary contacts are pre-wired and do not require separate mounting, simplifying installation.

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Frequently asked questions

What is the coil voltage range for the Siemens 3RT1054-1AF36?

The Siemens 3RT1054-1AF36 power contactor is designed to operate with a flexible coil voltage range of 110-127V AC or DC. This versatility allows it to be used in a wider array of control system designs.